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/*
* Copyright (c) 2013 The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <gralloc_priv.h>
#include <qdMetaData.h>
#include <mdp_version.h>
#include <hardware/hwcomposer.h>
// This header is for clients to use to set/get global display configuration
// The functions in this header run in the client process and wherever necessary
// do a binder call to HWC to get/set data.
// Only primary and external displays are supported here.
// WiFi/virtual displays are not supported.
namespace qdutils {
// Use this enum to specify the dpy parameters where needed
enum {
DISPLAY_PRIMARY = HWC_DISPLAY_PRIMARY,
DISPLAY_EXTERNAL = HWC_DISPLAY_EXTERNAL,
DISPLAY_VIRTUAL = HWC_DISPLAY_VIRTUAL,
};
// External Display states - used in setSecondaryDisplayStatus()
// To be consistent with the same defined in hwc_utils.h
enum {
EXTERNAL_OFFLINE = 0,
EXTERNAL_ONLINE,
EXTERNAL_PAUSE,
EXTERNAL_RESUME,
};
enum {
DISABLE_METADATA_DYN_REFRESH_RATE = 0,
ENABLE_METADATA_DYN_REFRESH_RATE,
SET_BINDER_DYN_REFRESH_RATE,
};
// Display Attributes that are available to clients of this library
// Not to be confused with a similar struct in hwc_utils (in the hwc namespace)
struct DisplayAttributes_t {
uint32_t vsync_period; //nanoseconds
uint32_t xres;
uint32_t yres;
float xdpi;
float ydpi;
char panel_type;
};
// Check if external display is connected. Useful to check before making
// calls for external displays
// Returns 1 if connected, 0 if disconnected, negative values on errors
int isExternalConnected(void);
// Get display vsync period which is in nanoseconds
// i.e vsync_period = 1000000000l / fps
// Returns 0 on success, negative values on errors
int getDisplayAttributes(int dpy, DisplayAttributes_t& dpyattr);
// Set HSIC data on a given display ID
// Returns 0 on success, negative values on errors
int setHSIC(int dpy, const HSICData_t& hsic_data);
// get the active visible region for the display
// Returns 0 on success, negative values on errors
int getDisplayVisibleRegion(int dpy, hwc_rect_t &rect);
// set the view frame information in hwc context from surfaceflinger
int setViewFrame(int dpy, int l, int t, int r, int b);
// Set the secondary display status(pause/resume/offline etc.,)
int setSecondaryDisplayStatus(int dpy, uint32_t status);
// Enable/Disable/Set refresh rate dynamically
int configureDynRefreshRate(uint32_t op, uint32_t refreshRate);
}; //namespace
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